What do you think with the below Picture ?

I have eight fingers and two thumbs but I do not live. What Am I?

It belongs to you, but other people use it more than you do. What is it?

What number does the below three word/phrase identify and why?
1. Deck
2. Year
3. Singing in the Rain

I always drive my customer away.

Who am I?

Can you place six X (crosses) in below board without making three in a row in any way ?

Can you count the number of blocks in the picture below?

Find the next number in the series below

21 32 54 87 131 ?

Identify the 10 differences between the two given pictures.

On a special event at the prison, 5 prisoners John, Jacob, Krist, Tang, and Dang given a chance to go to a sauna and can bring one thing with them.

Following are the things that the prisoners bring with them.
John: A soda
Jacob: Thermos
Krist: Book named "How to kill"
Tang: A Walkman
Dang: Harmonica

Since it is a Sauna, no one can see each other. After a while When the steam is switched, Tang was found dead and there was blood all around.
J Bond was called and he instantly come to know who can be the murderer. How?